Concept art of the soaring Banshees that will come to life in the mythical world of Pandora.
(Walt Disney Imagineering/Walt Disney World Parks & Resorts)

“I don’t even know if I can express how it feels to see something that I imagined in 1995 suddenly made physically real…using absolute cutting edge technology, stuff that’s never been applied before," says the legendary director.

In addition to explaining specific methods used to link together the artificial plants and the bioluminescent features in the park, the video unveils previously unseen moments from the park's “Na’vi River Journey” ride.